ravipesala commented on a change in pull request #3150: [CARBONDATA-3309] MV datamap supports Spark 2.1
URL:
https://github.com/apache/carbondata/pull/3150#discussion_r284124227
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File path: datamap/mv/plan/src/main/scala/org/apache/carbondata/mv/plans/modular/ModularRelation.scala
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@@ -47,14 +47,7 @@ case class ModularRelation(databaseName: String,
override def computeStats(spark: SparkSession, conf: SQLConf): Statistics = {
val plan = spark.table(s"${ databaseName }.${ tableName }").queryExecution.optimizedPlan
val stats = SparkSQLUtil.invokeStatsMethod(plan, conf)
- val output = outputList.map(_.toAttribute)
- val mapSeq = plan.collect { case n: logical.LeafNode => n }.map {
- table => AttributeMap(table.output.zip(output))
- }
- val rewrites = mapSeq(0)
- val attributeStats = AttributeMap(stats.attributeStats.iterator
- .map { pair => (rewrites(pair._1), pair._2) }.toSeq)
- Statistics(stats.sizeInBytes, stats.rowCount, attributeStats, stats.hints)
+ SparkSQLUtil.getStatisticsObj(outputList, plan, stats)
Review comment:
ok
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